.middle > div {
    border: 1px solid gray;
}

.middle > div:nth-child(1) > div:nth-child(1) {
    display: flex;
    justify-content: space-between;
}

/*-----栏目--------*/
.col {
    display: flex;
    align-items: center;
}

.col > div {
    padding: 0 20px;
    height: 60px;
    line-height: 60px;
    background-color: rgb(243, 243, 243);
}

.col > div:hover {
    background-color: #ff9e60;
    color: white;
    cursor: pointer;
}

/*--------------------产品内容------------------*/
.product {
    display: flex;
    flex-wrap: wrap;
    color: gray;
}

.product > div {
    width: 210px;
    margin-right: 10px;
    margin-bottom: 20px;
}

.product > div > div:nth-child(1) {
    width: 210px;
    height: 150px;
}

.product > div > div:nth-child(1) img {
    width: 210px;
    height: 150px;
}

price{
    color: red;
}
